To buy new sneakers, Chris steals money from Lois' purse. When Meg catches him in the act, she forces him to do all of her chores in exchange for keeping mum. But Chris finally tires of the pact, and runs away to live with Herbert. Meanwhile, Stewie and Brian become obsessed with singer Anne Murray (guest-voicing as herself), and visit her to find out the true meaning of "Snowbird" in the all-new "Chris Cross" episode of Family Guy airing Sunday, Feb. 17 (9:00-9:30 PM ET/PT) on FOX. (FG-1010) (TV-14 D, L, S, V)